Komatsu 170-3 Series, Shop Manual, Page: 131 / 454

12-6
170-3 SERIES
TESTING AND ADJUSTING
TOOLS FOR TESTING, ADJUSTING, AND TROUBLESHOOTING
Check, measurement
item
Sym-
bol
Troubleshooting tool Part Number Remarks
Intake resistance
A Pressure test kit 799-203-2002
- 9.8 – 0 kPa{- 1,000 – 0 mmH
2
O}
Intake pressure 0 – 200 kPa{0 – 1,500 mmH
2
O}
Exhaust pressure 0 – 200 kPa{0 – 1,500 mmH
2
O}
Blow-by pressure 0 – 9.8 kPa{0 – 1,000 mmH
2
O}
Lubricant pressure 0 – 1.0 MPa{0 – 10 kg/cm
2
}
Fuel pressure B
1 Adapter 795-799-5550 For measuring fuel pressure
2 Hose 799-101-5150
3 Oil pressure gauge 795-799-5560 -0.1 – 0 MPa{-1.0 – 0 kg/cm
2
}
4 Oil pressure gauge 799-101-5140 2.5 MPa{25 kg/cm
2
}
Intake temperature,
exhaust temperature
C Digital temperature gauge 799-101-1502 -99.9 – 1,299°C
Oil temperature, water
temperature
Troubleshooting for
injector
D
Heat gun
(surface temperature gauge)
795-799-5510
For carry out troubleshooting of
injector
Exhaust color E
Handy smoke tester 799-201-9000
Smoke meter
Commercially
available
Compression pressure F
1 Gauge assembly 795-502-1590 6.9 MPa{70kg/cm
2
}
2
Adapter 795-611-1210 For 170-3 engine
O-ring 6560-11-8410
O-ring 6560-11-8310
O-ring 6560-11-8210
O-ring 6560-11-8510
Gasket 6560-11-7310
Valve clearance G
Barring device 6162-23-4500
Feeler gauge
Commercially
available
Intake: 0.32 mm,
Exhaust: 0.62 mm
Specific gravity of
battery electrolyte
H Battery, coolant tester
795-501-1001 Temperature: –5 to – 50°C
Coolant freezing
temperature
799-202-9001 Specific gravity: 1,100 – 1,300
Pressure valve function
J Radiator cap tester 799-202-9001 0 – 0.2 MPa{0 – 2 kg/cm
2
}
Leakage from cooling
system
Quality of coolant K Water tester 799-202-7002 PH, nitrous acid ion density
TOOLS FOR TESTING, ADJUSTING,
AND TROUBLESHOOTING
➄
ProCarManuals.com